QRx 153/75 15" passive 3‑way loudspeaker by Electro-Voice

QRx 153/75

15" passive 3‑way loudspeaker

  • Compact with high-level, high-fidelity sound
  • Cast-frame DL15ST woofer, vented box for extended LF
  • Horn-loaded 8-inch MF8 midrange driver
  • 3-inch DH7 titanium HF compression driver
  • Asymmetric (10º down-angled) 75º H x 50º V coverage
  • Bi-amped operation
  • High sensitivity, 130 db maximum SPL
  • Power handling: 400 W continuous, 1600 W peak
  • Trapezoidal (15º/side) 13-ply birch enclosure
  • Built-in handles and L-Track rigging
  • Black EVCoat finish


Frequency Range (-10 dB) 42 - 20000kHz
Weatherized No
Flying Yes

HF Transducer 3-inch DH7
Speaker Type Full-Range, Mid-High, Three-Way
MF Transducer MF: 8-inch MF8
Woofer Size 15inch
Powered or Passive Passive
Mid/High Frequency Power Handling (Continuous/Program/Peak) 150Watts
Frequency Response (-3 dB)¹ 50 - 16000Hz
LF Nominal Impedance
Max. SPL/1m (calc)² 130dB
Coverage (Nominal -6 dB) H 75°
LF Transducer 15-inch DL15ST
Coverage (Nominal -6 dB) V 50°
Rotatable Horn No
LF Power Handling 400Watts
Crossover Frequency 1200Hz
Enclosure Material 13-ply birch plywood
Available Color Black or white
Height 1240mm (48.82")
Width 467mm (18.39")
Depth 485mm (19.09")
Internal Crossover Yes
Weight Net 47kg (103.62 lbs)
Family QRx
Chassis Size 381 mm
Axial Sensitivity (SPL, 1 W @ 1 m) 98/105dB
Input Connections 2 Neutrik® NL4

Recommended Amplifiers

For optimal sound system performance, Electro-Voice recommends the following amplifiers for QRx 153/75.

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